It can be difficult to know which websites are trustworthy and which are less reputable. To evaluate a website (or any source you encounter), use the following criteria:
Currency:
Relevance:
Authority:
Accuracy:
Purpose:
Here's a list of some professional organizations and associations. Many of them have free resources available, but membership is often required to use all of their services. You may want to consider joining some professional groups because membership in them opens up opportunities for conferences, networking, and professional growth.